CLOSURE AND POST-CLOSURE LIABILITIES (Tables)

6 Months Ended

Jun. 30, 2024

Asset Retirement Obligation Disclosure [Abstract]

Schedule of Closure and Post-Closure Liabilities

The changes to closure and post-closure liabilities (also referred to as “asset retirement obligations”) from January 1, 2024 through June 30, 2024 were as follows (in thousands):

	Landfill Retirement Liability		Non-Landfill Retirement Liability		Total
Balance at January 1, 2024	$	59,443	$	59,157	$	118,600
New asset retirement obligations	947		—		947
Accretion	2,415		2,185		4,600
Changes in estimates recorded to consolidated statement of operations	—		(182)		(182)
Changes in estimates recorded to consolidated balance sheet	46		51		97
Expenditures	(2,701)		(1,963)		(4,664)
Currency translation and other	(160)		(126)		(286)
Balance at June 30, 2024	$	59,990	$	59,122	$	119,112